diff options
Diffstat (limited to 'arch/csky')
| -rw-r--r-- | arch/csky/Kconfig | 9 | ||||
| -rw-r--r-- | arch/csky/abiv1/alignment.c | 15 | ||||
| -rw-r--r-- | arch/csky/abiv1/cacheflush.c | 3 | ||||
| -rw-r--r-- | arch/csky/abiv2/cacheflush.c | 3 | ||||
| -rw-r--r-- | arch/csky/include/asm/processor.h | 2 | ||||
| -rw-r--r-- | arch/csky/kernel/smp.c | 6 | ||||
| -rw-r--r-- | arch/csky/kernel/vdso/Makefile | 4 |
7 files changed, 12 insertions, 30 deletions
diff --git a/arch/csky/Kconfig b/arch/csky/Kconfig index dba02da6fa34..4df1f8c9d170 100644 --- a/arch/csky/Kconfig +++ b/arch/csky/Kconfig @@ -166,11 +166,6 @@ config STACKTRACE_SUPPORT config TIME_LOW_RES def_bool y -config CPU_TLB_SIZE - int - default "128" if (CPU_CK610 || CPU_CK807 || CPU_CK810) - default "1024" if (CPU_CK860) - config CPU_ASID_BITS int default "8" if (CPU_CK610 || CPU_CK807 || CPU_CK810) @@ -332,10 +327,6 @@ config HIGHMEM select KMAP_LOCAL default y -config ARCH_FORCE_MAX_ORDER - int "Maximum zone order" - default "11" - config DRAM_BASE hex "DRAM start addr (the same with memory-section in dts)" default 0x0 diff --git a/arch/csky/abiv1/alignment.c b/arch/csky/abiv1/alignment.c index 2df115d0e210..b60259daed1b 100644 --- a/arch/csky/abiv1/alignment.c +++ b/arch/csky/abiv1/alignment.c @@ -332,22 +332,9 @@ static struct ctl_table alignment_tbl[5] = { {} }; -static struct ctl_table sysctl_table[2] = { - { - .procname = "csky_alignment", - .mode = 0555, - .child = alignment_tbl}, - {} -}; - -static struct ctl_path sysctl_path[2] = { - {.procname = "csky"}, - {} -}; - static int __init csky_alignment_init(void) { - register_sysctl_paths(sysctl_path, sysctl_table); + register_sysctl_init("csky/csky_alignment", alignment_tbl); return 0; } diff --git a/arch/csky/abiv1/cacheflush.c b/arch/csky/abiv1/cacheflush.c index fb91b069dc69..94fbc03cbe70 100644 --- a/arch/csky/abiv1/cacheflush.c +++ b/arch/csky/abiv1/cacheflush.c @@ -11,6 +11,7 @@ #include <asm/cache.h> #include <asm/cacheflush.h> #include <asm/cachectl.h> +#include <asm/tlbflush.h> #define PG_dcache_clean PG_arch_1 @@ -40,6 +41,8 @@ void update_mmu_cache(struct vm_area_struct *vma, unsigned long addr, unsigned long pfn = pte_pfn(*ptep); struct page *page; + flush_tlb_page(vma, addr); + if (!pfn_valid(pfn)) return; diff --git a/arch/csky/abiv2/cacheflush.c b/arch/csky/abiv2/cacheflush.c index 39c51399dd81..9923cd24db58 100644 --- a/arch/csky/abiv2/cacheflush.c +++ b/arch/csky/abiv2/cacheflush.c @@ -5,6 +5,7 @@ #include <linux/highmem.h> #include <linux/mm.h> #include <asm/cache.h> +#include <asm/tlbflush.h> void update_mmu_cache(struct vm_area_struct *vma, unsigned long address, pte_t *pte) @@ -12,6 +13,8 @@ void update_mmu_cache(struct vm_area_struct *vma, unsigned long address, unsigned long addr; struct page *page; + flush_tlb_page(vma, address); + if (!pfn_valid(pte_pfn(*pte))) return; diff --git a/arch/csky/include/asm/processor.h b/arch/csky/include/asm/processor.h index ea75d72dea86..e487a46d1c37 100644 --- a/arch/csky/include/asm/processor.h +++ b/arch/csky/include/asm/processor.h @@ -72,8 +72,6 @@ struct task_struct; /* Prepare to copy thread state - unlazy all lazy status */ #define prepare_to_copy(tsk) do { } while (0) -extern int kernel_thread(int (*fn)(void *), void *arg, unsigned long flags); - unsigned long __get_wchan(struct task_struct *p); #define KSTK_EIP(tsk) (task_pt_regs(tsk)->pc) diff --git a/arch/csky/kernel/smp.c b/arch/csky/kernel/smp.c index b45d1073307f..b12e2c3c387f 100644 --- a/arch/csky/kernel/smp.c +++ b/arch/csky/kernel/smp.c @@ -140,7 +140,7 @@ void smp_send_stop(void) on_each_cpu(ipi_stop, NULL, 1); } -void smp_send_reschedule(int cpu) +void arch_smp_send_reschedule(int cpu) { send_ipi_message(cpumask_of(cpu), IPI_RESCHEDULE); } @@ -300,7 +300,7 @@ void __cpu_die(unsigned int cpu) pr_notice("CPU%u: shutdown\n", cpu); } -void arch_cpu_idle_dead(void) +void __noreturn arch_cpu_idle_dead(void) { idle_task_exit(); @@ -317,5 +317,7 @@ void arch_cpu_idle_dead(void) "jmpi csky_start_secondary" : : "r" (secondary_stack)); + + BUG(); } #endif diff --git a/arch/csky/kernel/vdso/Makefile b/arch/csky/kernel/vdso/Makefile index 0b6909f10667..299e4e41ebc5 100644 --- a/arch/csky/kernel/vdso/Makefile +++ b/arch/csky/kernel/vdso/Makefile @@ -1,8 +1,6 @@ # SPDX-License-Identifier: GPL-2.0-only -# Absolute relocation type $(ARCH_REL_TYPE_ABS) needs to be defined before -# the inclusion of generic Makefile. -ARCH_REL_TYPE_ABS := R_CKCORE_ADDR32|R_CKCORE_JUMP_SLOT +# Include the generic Makefile to check the built vdso. include $(srctree)/lib/vdso/Makefile # Symbols present in the vdso |